FR2219398B1 - - Google Patents

Info

Publication number
FR2219398B1
FR2219398B1 FR7405937A FR7405937A FR2219398B1 FR 2219398 B1 FR2219398 B1 FR 2219398B1 FR 7405937 A FR7405937 A FR 7405937A FR 7405937 A FR7405937 A FR 7405937A FR 2219398 B1 FR2219398 B1 FR 2219398B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7405937A
Other languages
French (fr)
Other versions
FR2219398A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2219398A1 publication Critical patent/FR2219398A1/fr
Application granted granted Critical
Publication of FR2219398B1 publication Critical patent/FR2219398B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/544—Marks applied to semiconductor devices or parts, e.g. registration marks, alignment structures, wafer maps
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • G06V10/443—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by matching or filtering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
    • H01L2223/544—Marks applied to semiconductor devices or parts
    • H01L2223/54473—Marks applied to semiconductor devices or parts for use after dicing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
FR7405937A 1973-02-22 1974-02-21 Expired FR2219398B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48021636A JPS5214112B2 (en) 1973-02-22 1973-02-22

Publications (2)

Publication Number Publication Date
FR2219398A1 FR2219398A1 (en) 1974-09-20
FR2219398B1 true FR2219398B1 (en) 1977-06-10

Family

ID=12060544

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405937A Expired FR2219398B1 (en) 1973-02-22 1974-02-21

Country Status (6)

Country Link
US (1) US3898617A (en)
JP (1) JPS5214112B2 (en)
DE (1) DE2404183C3 (en)
FR (1) FR2219398B1 (en)
GB (1) GB1456549A (en)
NL (1) NL165590C (en)

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US7190834B2 (en) 2003-07-22 2007-03-13 Cognex Technology And Investment Corporation Methods for finding and characterizing a deformed pattern in an image
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Also Published As

Publication number Publication date
JPS49111665A (en) 1974-10-24
US3898617A (en) 1975-08-05
DE2404183B2 (en) 1978-04-27
DE2404183A1 (en) 1974-09-19
NL165590B (en) 1980-11-17
JPS5214112B2 (en) 1977-04-19
FR2219398A1 (en) 1974-09-20
GB1456549A (en) 1976-11-24
NL7402481A (en) 1974-08-26
DE2404183C3 (en) 1978-12-21
NL165590C (en) 1981-04-15

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